The Force a Spring Exerts on a Body Is a Conservative

question 44

Multiple Choice

The force a spring exerts on a body is a conservative force because

• A) a spring always exerts a force opposite to the displacement of the body.
• B) a spring always exerts a force parallel to the displacement of the body.
• C) the work a spring does on a body is equal for compressions and extensions of equal magnitude.
• D) the work a spring does on a body is equal and opposite for compressions and extensions of equal magnitude.
• E) the net work a spring does on a body is zero when the body returns to its initial position.

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